Annual Examinations For Secondary Schools Physics Worksheet - 2012 Page 6

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Section B:
This section has 5 questions. Each question carries 20 marks (100 marks).
8.
This question is about the relationship between mass and weight.
Mark and Nathalie set up an experiment to find the relationship between mass and weight.
a.
Draw and label two pieces of apparatus required to find the mass of an amount of water.
(4)
b.
Describe three steps how Nathalie finds the mass of an amount of water.
________________________________________________________________________________
________________________________________________________________________________
________________________________________________________________________________
________________________________________________________________________________
(3)
c.
Mark and Nathalie present the data in the table below.
m / kg
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
W / N
0
5.0
10.0
15.0
20.0
25.0
30.0
35.0
i.
Plot a graph of weight W in N (y-axis) against the mass m in kg (x-axis).
(6)
ii.
Use your graph to find the mass of 12 N of water.
______________
(1)
d.
Use your graph to describe the relationship between mass and weight. Explain.
________________________________________________________________________________
________________________________________________________________________________
(2)
e.
The mass of an amount of water is 1.8 kg. Calculate the weight of the water.
________________________________________________________________________________
________________________________________________________________________________
(2)
f.
Is the value of ‘g’, the acceleration due to gravity, the same on Earth and on the Moon?
Explain.
________________________________________________________________________________
(2)
Physics – Secondary Schools - Track 2 – Form 5 – 2012
Page 6 of 12

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